From: "Steven Rostedt (VMware)" <rostedt@xxxxxxxxxxx>
In order to have better error messages, record the line number and index
when an expr structure is created. Then this can be used to show where in
the SQL sequence a problem was found if the building of the synth event
has issues.
Signed-off-by: Steven Rostedt (VMware) <rostedt@xxxxxxxxxxx>
---
src/tracefs-sqlhist.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/tracefs-sqlhist.c b/src/tracefs-sqlhist.c
index 933b3609733b..887c2441a39e 100644
--- a/src/tracefs-sqlhist.c
+++ b/src/tracefs-sqlhist.c
@@ -72,6 +72,8 @@ struct expr {
struct expr *free_list;
struct expr *next;
enum expr_type type;
+ int line;
+ int idx;
union {
struct field field;
struct filter filter;
@@ -300,6 +302,8 @@ static void *create_expr(struct sqlhist_bison *sb,
sb->table->exprs = expr;
expr->type = type;
+ expr->line = sb->line_no;
+ expr->idx = sb->line_idx;
switch (type) {
case EXPR_FIELD: return &expr->field;
--
2.30.2
